Home / 236,613.18-326,521.76-134,636.34

Finding the Fourth Proportional to 236,613.18, 326,521.76 and 134,636.34

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Solution

The fourth proportional to 236,613.18, 326,521.76 and 134,636.34 is: 185,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,613.18 : 326,521.76 = 134,636.34 : x
  2. Step 2: Convert to fraction form
    236,613.18/326,521.76 = 134,636.34/x
  3. Step 3: Cross multiply
    236,613.18x = 326,521.76 × 134,636.34
  4. Step 4: Simplify right side
    236,613.18x = 43,961,694,023.58
  5. Step 5: Solve for x
    x = 43,961,694,023.58/236,613.18
  6. Step 6: Final answer
    x = 185,795.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.